Annotations: 8K00

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Nucleic acid-binding proteins	8037540	3000135	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF04057	Replication factor-A protein 1, N-terminal domain (Rep-A_N)	Replication factor-A protein 1, N-terminal domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Double-strand break repair protein MRE11	nuclease activity catalytic activity, acting on a nucleic acid catalytic activity cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding hydrolase activity, acting on ester bonds 3'-5' exonuclease activity hydrolase activity exonuclease activity nuclease activity catalytic activity, acting on a nucleic acid catalytic activity cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding hydrolase activity, acting on ester bonds 3'-5' exonuclease activity hydrolase activity exonuclease activity DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA single-stranded DNA endodeoxyribonuclease activity DNA nuclease activity cell adhesion molecule binding cadherin binding protein binding identical protein binding DNA exonuclease activity DNA exonuclease activity, producing 5'-phosphomonoesters 3'-5'-DNA exonuclease activity DNA binding double-stranded DNA binding nucleic acid binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process double-strand break repair DNA double-strand break processing primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process metabolic process macromolecule metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process double-strand break repair DNA double-strand break processing primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process metabolic process macromolecule metabolic process DNA repair homologous recombination sexual reproduction reproductive process meiotic cell cycle process cellular component organization meiosis I meiotic nuclear division cell cycle cellular component organization or biogenesis reciprocal homologous recombination cell cycle process DNA recombination meiotic cell cycle organelle fission reciprocal meiotic recombination nuclear division organelle organization meiosis I cell cycle process cell population proliferation chromosome organization sister chromatid cohesion mitochondrial double-strand break repair mitochondrial double-strand break repair via homologous recombination recombinational repair positive regulation of organelle organization regulation of telomere maintenance regulation of cellular component organization regulation of cellular process positive regulation of cellular component organization positive regulation of biological process telomere organization regulation of primary metabolic process positive regulation of metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process positive regulation of telomere maintenance regulation of biological process biological regulation regulation of chromosome organization regulation of macromolecule metabolic process regulation of organelle organization positive regulation of chromosome organization telomere maintenance positive regulation of DNA metabolic process regulation of metabolic process regulation of DNA metabolic process DNA damage checkpoint signaling regulation of cell cycle phase transition signaling negative regulation of biological process negative regulation of cell cycle cell cycle phase transition intracellular signal transduction mitotic cell cycle negative regulation of mitotic cell cycle cell communication regulation of mitotic cell cycle mitotic DNA integrity checkpoint signaling mitotic DNA damage checkpoint signaling negative regulation of cellular process negative regulation of cell cycle phase transition signal transduction mitotic intra-S DNA damage checkpoint signaling regulation of cell cycle regulation of cell cycle process DNA integrity checkpoint signaling negative regulation of cell cycle process cell cycle checkpoint signaling mitotic cell cycle checkpoint signaling mitotic cell cycle process signal transduction in response to DNA damage G2/M transition of mitotic cell cycle mitotic G2/M transition checkpoint cell cycle G2/M phase transition negative regulation of mitotic cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle G2/M phase transition regulation of mitotic cell cycle phase transition negative regulation of cell cycle G2/M phase transition negative regulation of G2/M transition of mitotic cell cycle mitotic cell cycle phase transition regulation of double-strand break repair regulation of cellular response to stress positive regulation of response to stimulus positive regulation of DNA repair regulation of response to stress positive regulation of double-strand break repair regulation of DNA repair regulation of response to stimulus telomere maintenance via telomerase nucleobase-containing compound biosynthetic process macromolecule biosynthetic process RNA-templated DNA biosynthetic process telomere maintenance via telomere lengthening nucleic acid biosynthetic process biosynthetic process DNA biosynthetic process chromatin organization chromatin remodeling R-loop processing negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death negative regulation of double-strand break repair via nonhomologous end joining negative regulation of DNA repair negative regulation of double-strand break repair negative regulation of nucleobase-containing compound metabolic process regulation of double-strand break repair via nonhomologous end joining negative regulation of macromolecule metabolic process double-strand break repair via nonhomologous end joining negative regulation of response to stimulus negative regulation of metabolic process negative regulation of DNA metabolic process meiotic chromosome segregation chromosome organization involved in meiotic cell cycle homologous chromosome pairing at meiosis nuclear chromosome segregation homologous chromosome segregation chromosome segregation telomeric 3' overhang formation DNA strand elongation telomere capping meiotic DNA double-strand break formation regulation of DNA recombination mitotic recombination regulation of mitotic recombination DNA-templated DNA replication DNA-templated DNA replication maintenance of fidelity DNA replication DNA strand resection involved in replication fork processing replication fork processing mitotic G2 DNA damage checkpoint signaling double-strand break repair via homologous recombination	membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure BRCA1-C complex organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cytoplasm cytosol membraneless organelle intracellular membraneless organelle membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure BRCA1-C complex organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cytoplasm cytosol membraneless organelle intracellular membraneless organelle chromosome chromosome, telomeric region chromosomal region membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen replication fork Mre11 complex site of double-strand break site of DNA damage nuclear body PML body
A	Replication protein A 70 kDa DNA-binding subunit	chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity chromatin binding binding DNA binding damaged DNA binding nucleic acid binding sequence-specific DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding telomeric DNA binding chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity chromatin binding binding DNA binding damaged DNA binding nucleic acid binding sequence-specific DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding telomeric DNA binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process nucleobase-containing compound metabolic process DNA replication metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process localization cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process nucleobase-containing compound metabolic process DNA replication metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process localization protein localization to chromosome protein localization to organelle macromolecule localization intracellular protein localization telomere maintenance via telomerase telomere organization chromosome organization nucleobase-containing compound biosynthetic process macromolecule biosynthetic process RNA-templated DNA biosynthetic process telomere maintenance via telomere lengthening telomere maintenance cellular component organization nucleic acid biosynthetic process organelle organization biosynthetic process cellular component organization or biogenesis DNA biosynthetic process multicellular organismal process multicellular organismal-level homeostasis homeostatic process homeostasis of number of cells within a tissue anatomical structure homeostasis tissue homeostasis homeostasis of number of cells mismatch repair DNA repair DNA-templated DNA replication protein localization to site of double-strand break developmental process cellular developmental process hemopoiesis cell differentiation anatomical structure development cell development DNA recombination multicellular organism development embryo development ending in birth or egg hatching chordate embryonic development embryo development in utero embryonic development regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation biological regulation positive regulation of biological process positive regulation of cellular process double-strand break repair recombinational repair double-strand break repair via homologous recombination base-excision repair nucleotide-excision repair sexual reproduction reproductive process meiotic cell cycle cell cycle	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear chromosome chromosome intracellular organelle lumen intracellular organelle cellular anatomical structure nuclear replisome membraneless organelle replication fork membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear chromosome chromosome intracellular organelle lumen intracellular organelle cellular anatomical structure nuclear replisome membraneless organelle replication fork DNA replication factor A complex protein-DNA complex nuclear replication fork intracellular membraneless organelle intracellular membrane-bounded organelle organelle lumen organelle nuclear lumen replisome nucleoplasm condensed nuclear chromosome lateral element synaptonemal structure synaptonemal complex condensed chromosome male germ cell nucleus germ cell nucleus site of double-strand break site of DNA damage chromosome, telomeric region chromosomal region nuclear body PML body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR029052	Metallo-dependent phosphatase-like	Homologous Superfamily
B	IPR038487	Mre11, capping domain	Homologous Superfamily
B	IPR003701	DNA double-strand break repair protein Mre11	Family
B	IPR004843	Calcineurin-like, phosphoesterase domain	Domain
B	IPR007281	Mre11, DNA-binding	Domain
B	IPR041796	DNA double-strand break repair protein Mre11, N-terminal metallophosphatase domain	Domain
A	IPR007199	Replication factor-A protein 1, N-terminal	Domain
A	IPR047192	Replication factor A, C-terminal, eukaryotes	Domain
A	IPR013955	Replication factor A, C-terminal	Domain
A	IPR031657	Replication protein A, OB domain	Domain
A	IPR004365	OB-fold nucleic acid binding domain, AA-tRNA synthetase-type	Domain
A	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
A	IPR004591	Replication factor A protein 1	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: P49959	ataxia-telangiectasia-like disorder 1 microcephaly osteosarcoma ataxia-telangiectasia-like disorder ataxia, early-onset, with oculomotor apraxia and hypoalbuminemia BAP1-related tumor predisposition syndrome hereditary breast carcinoma intellectual disability malignant colon neoplasm Malignant neoplasm of ovary Nijmegen breakage syndrome-like disorder cancer hereditary breast ovarian cancer syndrome large cell medulloblastoma malignant ependymoma ataxia-telangiectasia-like disorder 1 microcephaly osteosarcoma ataxia-telangiectasia-like disorder ataxia, early-onset, with oculomotor apraxia and hypoalbuminemia BAP1-related tumor predisposition syndrome hereditary breast carcinoma intellectual disability malignant colon neoplasm Malignant neoplasm of ovary Nijmegen breakage syndrome-like disorder cancer hereditary breast ovarian cancer syndrome large cell medulloblastoma malignant ependymoma medulloblastoma obstructive sleep apnea syndrome atypical teratoid rhabdoid tumor Charcot-Marie-Tooth disease hereditary hemorrhagic telangiectasia lung cancer
A	Pharos: P27694	Chloracne astrocytic tumor breast cancer glioblastoma malignant ependymoma ovarian cancer atypical teratoid rhabdoid tumor Hodgkins lymphoma malignant mesothelioma psoriasis B-cell chronic lymphocytic leukemia dermatomyositis lymphoplasmacytic lymphoma medulloblastoma

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.